Updating version to 2.3.7 to reflect some patches.
Updating version to 2.3.7 to reflect some patches.

Change-Id: I6118b41a26a1ea6940758313871eb8ab83ab06a2

xorware/android_build,knone1/platform_manifest,fallouttester/platform_manifest,xorware/android_build,Hybrid-Power/startsync,hagar006/platform_manifest,xorware/android_build,pranav01/platform_manifest,xorware/android_build,xorware/android_build,ND-3500/platform_manifest,RR-msm7x30/platform_manifest,see4ri/lolili